<template>
    <view class="">
        <view class="spinner">
          <view class="rect1"></view>
          <view class="rect2"></view>
          <view class="rect3"></view>
          <view class="rect4"></view>
          <view class="rect5"></view>
        </view>
    </view>
</template>
 
<script>
</script>
 
<style>
    .spinner {
      margin: 20px auto;
      width: 50px;
      height: 20px;
      text-align: center;
      font-size: 10px;
    }
     
    .spinner > view {
      background-color: #007AFF;
      height: 100%;
      width: 6px;
      margin-right: 3px;
      display: inline-block;
       
      -webkit-animation: stretchdelay 1.2s infinite ease-in-out;
      animation: stretchdelay 1.2s infinite ease-in-out;
    }
     
    .spinner .rect2 {
      -webkit-animation-delay: -1.1s;
      animation-delay: -1.1s;
    }
     
    .spinner .rect3 {
      -webkit-animation-delay: -1.0s;
      animation-delay: -1.0s;
    }
     
    .spinner .rect4 {
      -webkit-animation-delay: -0.9s;
      animation-delay: -0.9s;
    }
     
    .spinner .rect5 {
      -webkit-animation-delay: -0.8s;
      animation-delay: -0.8s;
    }
     
    @-webkit-keyframes stretchdelay {
      0%, 40%, 100% { -webkit-transform: scaleY(0.4) } 
      20% { -webkit-transform: scaleY(1.0) }
    }
     
    @keyframes stretchdelay {
      0%, 40%, 100% {
        transform: scaleY(0.4);
        -webkit-transform: scaleY(0.4);
      }  20% {
        transform: scaleY(1.0);
        -webkit-transform: scaleY(1.0);
      }
    }
</style>